Lee Se Young is a South Korean actress managed by Prain TPC. She began her career as a child actress, starring in various movies and dramas such as Jewel in the Palace (2003), When I Turned Nine (2004), Lovely Rivals (2004) and The Wonder Years (2007).
Lee gained increased popularity after starring in the 2016 family series"The Gentlemen of Wolgyesu Tailor Shop", for which she won the "Best New Actress" award in the television category at the Baeksang Arts Award for her performance and Best Couple with her co-star Hyun Woo as were named as the “Achoo Couple” by fans.
In 2017, Lee starred in her first leading role with KBS2's youth drama “Hit the Top”. In the same year, Lee starred in the fantasy romantic comedy drama A Korean Odyssey by the Hong sisters, and was praised for her portrayal of three different characters.
In 2019, Lee starred in the tvN historical drama The Crowned Clown, based on the 2012 Korean historical film Masquerade, where she played the role of Queen Yoo So-woon. The same year, she appeared in the horror film Lingering and the medical drama Doctor John.
In 2020, Lee starred in the mystery thriller Memorist as a genius profiler. She then reunited with Shin Sung-rok, whom she previously worked with in Trot Lovers, for the MBC drama Kairos
In the 2021 MBC Drama Awards, Lee won the Top Excellence Actress award for her role in the historical romance series "The Red Sleeve", as well as the "Best Couple" award with Lee Jun Ho.
In 2022, Lee made a special appearance as a cinema employee in the film Seoul Vibe. Lee also played the lead role as lawyer Kim Yu-ri in KBS romantic comedy drama The Law Cafe, reuniting with A Korean Odyssey co-star Lee Seung-gi.

Motel California
Ji Kang-hee · (12 episodes)
2025

Europe Outside Your Tent Romantic Italy
(12 episodes)
2024

What Comes After Love
Choi Hong · (6 episodes)
2024

The Story of Park's Marriage Contract
Park Yeon-woo · (12 episodes)
2023

Dex's Fridge Interview
Self · (1 episode)
2023

Dex's Fridge Interview
self · (1 episode)
2023

The Law Cafe
Kim Yu-ri · (16 episodes)
2022

Seoul Vibe
Theater Staff
2022

Europe Outside Your Tent
Self · (12 episodes)
2022

The Red Sleeve
Sung Deok-im · (17 episodes)
2021

The Red Sleeve Talk Show
Sung Duk-im · (17 episodes)
2021

Midnight Horror Story
Self · (2 episodes)
2021

Kairos
Han Ae-Ri · (32 episodes)
2020

Lingering
Yu-mi
2020

Memorist
Han Sun Mi · (16 episodes)
2020

How Are U Bread
Noh Mi Rae · (10 episodes)
2020

Doctor John
Kang Shi-Young · (32 episodes)
2019

Get It Beauty 2019
(1 episode)
2019

The Crowned Clown
Yoo So-Woon · (16 episodes)
2019

Weekend Playlist
Herself · (17 episodes)
2018

You Quiz On The Block
Self · (1 episode)
2018

Duck Town
Hee-jung
2018

Amazing Saturday
Self · (1 episode)
2018

A Korean Odyssey
Jung Se-ra / Richie / Zombie / Asanyeo · (20 episodes)
2017

The Best Hit
Choi Woo-Seung · (32 episodes)
2017

Let's Eat Dinner Together
Herself · (1 episode)
2016

The Gentlemen of Wolgyesu Tailor Shop
Min Hyo-Won · (54 episodes)
2016

Vampire Detective
Han Gyeo-Wool · (12 episodes)
2016

We Broke Up
Ji Min · (10 episodes)
2015

Lovers of Music
Park Soo-in · (16 episodes)
2014

Hot Young Bloods
So-hee
2014

하늘재 살인사건
美琇
2013

Adolescence Medley
Yang Ah Young · (4 episodes)
2013

Goddess of Marriage
Noh Min-jung · (36 episodes)
2013

Horror Stories 2
Se-Young
2013

Missing You
Han Ah-reum · (21 episodes)
2012

Dream of the Emperor
Chun Gwan-nyeo · (70 episodes)
2012

Grape Candy
Bank guest
2012

All About My Wife
Stalker
2012

Baeksang Arts Awards
Self · (1 episode)
2012

Bachelor's Vegetable Store
Han Tae-in · (24 episodes)
2011

Running Man
(2 episodes)
2010

The Wonder Years
Soo-ah
2007

All for Love
Actress Jasmine (cameo)
2005

Lovely Rivals
Go Mi-nam
2004

When I Turned Nine
Jang Woo-rim
2004

Dance With Solitude
Young-hee
2004

Jewel in the Palace
Young Geum-yeong · (54 episodes)
2003

Merry Go Round
Sung Eun-Gyo [Child] · (59 episodes)
2003
Popopo
(1 episode)
1981
The Remarried Empress
Rashta · (1 episode)